package com.example.string.unit8;

/**
 * @author ASUS
 */
public class StringToUpperCaseEmp {
    public static void main(String[] args) {
        String str = "string runoob";
        String strUpper = str.toUpperCase();
        System.out.println("转换为大写后："+strUpper);
        System.out.println("原始字符串："+str);
    }
}
